Retrograde Flow Meaningless. In none of 13 cases was this due to a mass lesion at. The term subclavian steal describes retrograde blood flow in the vertebral artery associated with proximal ipsilateral subclavian artery stenosis or occlusion,.
A retrograde urethrogram (rug) is a test healthcare providers use to see if your urethra (the tube you pee through) is damaged or if there’s scar tissue blocking. With retrograde menstruation, the blood flows up through your fallopian tubes and into your abdomen.